共 15 条
[1]
BATEMAN HP, 1959, 645 U ILL AGR EXP ST
[3]
BUCHELE W. F., 1955, Agric. Engng., V36, P324
[4]
BURROWS W. C., 1963, SOIL SCI SOC AMER PROC, V27, P350
[5]
TILLAGE METHODS INFLUENCE CROP YIELDS
[J].
SOIL SCIENCE SOCIETY OF AMERICA PROCEEDINGS,
1953, 17 (04)
:410-414
[6]
FREE GR, 1970, 1030 CORN U AGR EXP
[7]
GRIFFITH DR, 1970, 368 PURD U AGR EXP S
[9]
KOHNKE H, 1969, P INDIANA ACAD SCI, V78, P418
[10]
INFILTRATION AND EROSION AS AFFECTED BY MINIMUM TILLAGE FOR CORN (ZEA MAYS L.)
[J].
SOIL SCIENCE SOCIETY OF AMERICA PROCEEDINGS,
1966, 30 (01)
:101-+